diff --git a/lib/cors_plug.ex b/lib/cors_plug.ex
index 3842a6a..2e80821 100644
--- a/lib/cors_plug.ex
+++ b/lib/cors_plug.ex
@@ -12,9 +12,7 @@ defmodule CORSPlug do
         "Accept",
         "Origin",
         "User-Agent",
-        "DNT",
         "Cache-Control",
-        "X-Mx-ReqToken",
         "Keep-Alive",
         "X-Requested-With",
         "If-Modified-Since",